# Latest

**URL:** https://discourse.nodered.org/latest.md?page=707

[Latest](https://discourse.nodered.org/latest.md) · [Categories](https://discourse.nodered.org/categories.md) · [Tags](https://discourse.nodered.org/tags.md)

**Page:** 708

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## [Data from influxdb to a multiline chart](https://discourse.nodered.org/t/data-from-influxdb-to-a-multiline-chart/52816)

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**Author:** [@henkkas](https://discourse.nodered.org/u/henkkas)\
**Replies:** 7\
**Last updated:** [27 October 2021 14:45 UTC](https://discourse.nodered.org/t/data-from-influxdb-to-a-multiline-chart/52816 "2021-10-27T14:45:56Z")

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I am trying to get data from influxdb to a multiline chart. I found many examples and tried them. But I don't seem to get it just right. My problem is with the (curly) brackets. Hope anyone can help me solve the problem. …

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## [Can't get the themes to work](https://discourse.nodered.org/t/cant-get-the-themes-to-work/52713)

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**Author:** [@OriolFM](https://discourse.nodered.org/u/OriolFM)\
**Replies:** 9\
**Last updated:** [27 October 2021 14:37 UTC](https://discourse.nodered.org/t/cant-get-the-themes-to-work/52713 "2021-10-27T14:37:24Z")

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I had a node-red install on a windows server with the Themes working properly. Due to the tendency of the Windows server to reboot whenever it needs updating (and not restarting node-red server), we decided to move those…

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## [XMPP node startTLS](https://discourse.nodered.org/t/xmpp-node-starttls/52811)

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**Author:** [@cthompstone](https://discourse.nodered.org/u/cthompstone)\
**Replies:** 15\
**Last updated:** [27 October 2021 14:20 UTC](https://discourse.nodered.org/t/xmpp-node-starttls/52811 "2021-10-27T14:20:55Z")

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Just trying to use the XMPP node with public servers on the internet. They all use starttls or SSL or the like... Does this node not support such things? Since I can't get it to connect to any public servers I've trie…

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## [How to chart two series in one graph](https://discourse.nodered.org/t/how-to-chart-two-series-in-one-graph/52824)

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**Author:** [@smanjunath211](https://discourse.nodered.org/u/smanjunath211)\
**Replies:** 4\
**Last updated:** [27 October 2021 12:53 UTC](https://discourse.nodered.org/t/how-to-chart-two-series-in-one-graph/52824 "2021-10-27T12:53:08Z")

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@zenofmud Hi, now I got it going for one series. how to use the jsonata expression for two series ? I am able to successfully plot the chart individually once i press the individual button in Fig 1. I want to chart bot…

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## [Node object and closure](https://discourse.nodered.org/t/node-object-and-closure/52750)

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**Author:** [@kakyoism](https://discourse.nodered.org/u/kakyoism)\
**Replies:** 11\
**Last updated:** [27 October 2021 12:12 UTC](https://discourse.nodered.org/t/node-object-and-closure/52750 "2021-10-27T12:12:31Z")

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I'm trying to refactor my custom node so that some complex domain logic can stay in its own routines. However, I found that although the node object can be passed around, some of it's methods don't work as expected. mo…

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## [World Map - Lines](https://discourse.nodered.org/t/world-map-lines/52376)

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**Author:** [@ScheepersJohan](https://discourse.nodered.org/u/ScheepersJohan)\
**Replies:** 8\
**Last updated:** [27 October 2021 11:54 UTC](https://discourse.nodered.org/t/world-map-lines/52376 "2021-10-27T11:54:48Z")

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Hi All, I am trying to draw lines representing a link between two points, dependent on the rssi, the color of the line changes. The "Link" function node is - if (msg.payload.rssi \> -100)( colour = "red") else …

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## [Calling async function in a custom node](https://discourse.nodered.org/t/calling-async-function-in-a-custom-node/52187)

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**Author:** [@kakyoism](https://discourse.nodered.org/u/kakyoism)\
**Replies:** 4\
**Last updated:** [27 October 2021 11:23 UTC](https://discourse.nodered.org/t/calling-async-function-in-a-custom-node/52187 "2021-10-27T11:23:01Z")

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I know the async topic has been discussed in a few posts here. But I have yet to find a step-by-step tutorial on how to call async function in a custom node. I've tried the following adding async keyword to my node f…

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## [Using XMPP with Raspberry Pi GPIO (with Node-RED)](https://discourse.nodered.org/t/using-xmpp-with-raspberry-pi-gpio-with-node-red/52783)

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**Author:** [@kevj12](https://discourse.nodered.org/u/kevj12)\
**Replies:** 1\
**Last updated:** [27 October 2021 11:00 UTC](https://discourse.nodered.org/t/using-xmpp-with-raspberry-pi-gpio-with-node-red/52783 "2021-10-27T11:00:54Z")

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Hi, I’m assigned with a project to compare the performances of several smart home IoT (with RPi GPIO) protocols, one of them being XMPP, and now I'm trying to integrate XMPP with GPIO and Home Assistant. One of the tips …

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## [Can't start NR on a new Windows 10 PC](https://discourse.nodered.org/t/cant-start-nr-on-a-new-windows-10-pc/52819)

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**Author:** [@johnd](https://discourse.nodered.org/u/johnd)\
**Replies:** 2\
**Last updated:** [27 October 2021 10:39 UTC](https://discourse.nodered.org/t/cant-start-nr-on-a-new-windows-10-pc/52819 "2021-10-27T10:39:57Z")

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Running Powershell as Administrator under Win10:Home entering node-red at the prompt gives 'node-red.ps1 cannot be loaded because running scripts is disabled on this system. For more information, see about\_Execution\_Pol…

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## [MySQL to dashboard chart - change function](https://discourse.nodered.org/t/mysql-to-dashboard-chart-change-function/14418)

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**Author:** [@EdwardDM10](https://discourse.nodered.org/u/EdwardDM10)\
**Replies:** 5\
**Last updated:** [25 October 2021 12:18 UTC](https://discourse.nodered.org/t/mysql-to-dashboard-chart-change-function/14418 "2021-10-25T12:18:21Z")

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This will be a newbie question, so please bear with me... I have a MySQL database with a test schema in. I can read and write to it using node red. So far so good. I gather that to get the information in to a chart …

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## [How to generate unique node ID when creating a flow via node-red API](https://discourse.nodered.org/t/how-to-generate-unique-node-id-when-creating-a-flow-via-node-red-api/18237)

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**Author:** [@Charlotte](https://discourse.nodered.org/u/Charlotte)\
**Replies:** 3\
**Last updated:** [27 October 2021 10:12 UTC](https://discourse.nodered.org/t/how-to-generate-unique-node-id-when-creating-a-flow-via-node-red-api/18237 "2021-10-27T10:12:25Z")

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Hello, I would like to create a flow by using nodered API with this guide https://nodered.org/docs/api/admin/methods/post/flow/ Actually my plan is to copy paste an existing flow with only few modifications (serial req…

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## [Esp32 Subscribes to topic on boot and recieves an old unwanted message](https://discourse.nodered.org/t/esp32-subscribes-to-topic-on-boot-and-recieves-an-old-unwanted-message/52730)

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**Author:** [@jamhough22](https://discourse.nodered.org/u/jamhough22)\
**Replies:** 8\
**Last updated:** [27 October 2021 09:46 UTC](https://discourse.nodered.org/t/esp32-subscribes-to-topic-on-boot-and-recieves-an-old-unwanted-message/52730 "2021-10-27T09:46:44Z")

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Having an issue with node-red (im pretty sure), if you could help me that would be most aprechiated because its doing my head in. So, esp32 has values stored in it, default value (value of 10), it subcribes to a topic, …

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## [Function programming (ADS1115 and ACS712)](https://discourse.nodered.org/t/function-programming-ads1115-and-acs712/52772)

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**Author:** [@theSushi](https://discourse.nodered.org/u/theSushi)\
**Replies:** 3\
**Last updated:** [27 October 2021 09:04 UTC](https://discourse.nodered.org/t/function-programming-ads1115-and-acs712/52772 "2021-10-27T09:04:37Z")

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I trying to measure current using ACS712 is not a big problem. Using the datashet I was able to make for DC, a load-free reading is taken, inserted into the formula and the correct current is read, unfortunately for me i…

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## [Hidden tabs re-appear in another browser session](https://discourse.nodered.org/t/hidden-tabs-re-appear-in-another-browser-session/52808)

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**Author:** [@cymplecy](https://discourse.nodered.org/u/cymplecy)\
**Replies:** 2\
**Last updated:** [27 October 2021 08:43 UTC](https://discourse.nodered.org/t/hidden-tabs-re-appear-in-another-browser-session/52808 "2021-10-27T08:43:13Z")

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I was using Vivaldi on a Pi4 for editing a 2.1.1 instance and had hidden a couple of tabs. I was trying to do some text to speech stuff and Vivaldi doesn't support it so switched to editing in Chromium and was surprised…

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## [Tracking Users' IP Address](https://discourse.nodered.org/t/tracking-users-ip-address/52801)

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**Author:** [@sefaguntepe](https://discourse.nodered.org/u/sefaguntepe)\
**Replies:** 2\
**Last updated:** [27 October 2021 07:23 UTC](https://discourse.nodered.org/t/tracking-users-ip-address/52801 "2021-10-27T07:23:48Z")

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Hello, more than one person is using the interface (Dashboard). I want to record them. For this reason, can I see the IP address of the computers connected to the interface?

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## [Thermal printer node](https://discourse.nodered.org/t/thermal-printer-node/52790)

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**Author:** [@Hichem](https://discourse.nodered.org/u/Hichem)\
**Replies:** 1\
**Last updated:** [27 October 2021 07:17 UTC](https://discourse.nodered.org/t/thermal-printer-node/52790 "2021-10-27T07:17:36Z")

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Hello, Actually I'm asking if is there a node to connect a thermal printer via USB on my raspberry pi. I tried to run a NodejS script to do so but with Nodered it will be better.

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## [Dynamic parameters inside nodes](https://discourse.nodered.org/t/dynamic-parameters-inside-nodes/52749)

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**Author:** [@xjust](https://discourse.nodered.org/u/xjust)\
**Replies:** 6\
**Last updated:** [27 October 2021 07:15 UTC](https://discourse.nodered.org/t/dynamic-parameters-inside-nodes/52749 "2021-10-27T07:15:53Z")

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Hi Is there any way to declare and use a dynamic parameter inside node's settings without injecting everything to it ? Most of the values there are static , only the Hostname in my case needs changing. I have about 70…

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## [Google oauth2 doesn't work](https://discourse.nodered.org/t/google-oauth2-doesnt-work/52802)

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**Author:** [@Schaerlis](https://discourse.nodered.org/u/Schaerlis)\
**Replies:** 0\
**Last updated:** [27 October 2021 07:06 UTC](https://discourse.nodered.org/t/google-oauth2-doesnt-work/52802 "2021-10-27T07:06:15Z")

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Dear all, I'll try to make a flow with my google calendar. I have some trouble with the oauth2. When i open the "goolge calendar"-Flow i'll get a Notice witch contains this message: "appears you are running on a priva…

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## [Should this be of concern - WRT NPM?](https://discourse.nodered.org/t/should-this-be-of-concern-wrt-npm/52788)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 3\
**Last updated:** [26 October 2021 21:31 UTC](https://discourse.nodered.org/t/should-this-be-of-concern-wrt-npm/52788 "2021-10-26T21:31:43Z")

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Sorry if this is very off topic, but I found it: NPM compromised.

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## [Node red keeps crashing after adding node](https://discourse.nodered.org/t/node-red-keeps-crashing-after-adding-node/52771)

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**Author:** [@RogierQ](https://discourse.nodered.org/u/RogierQ)\
**Replies:** 3\
**Last updated:** [26 October 2021 20:53 UTC](https://discourse.nodered.org/t/node-red-keeps-crashing-after-adding-node/52771 "2021-10-26T20:53:46Z")

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I added a new websocket node. after deploy my node red install keep crashing and i cannot start NR How can i solve this? The log show this: 26 Oct 18:19:00 - \[error\] Error: listen EACCES: permission denied 0.0.0.0:80…

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## [Http Request JSON](https://discourse.nodered.org/t/http-request-json/52518)

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**Author:** [@angelpeluk](https://discourse.nodered.org/u/angelpeluk)\
**Replies:** 12\
**Last updated:** [26 October 2021 19:32 UTC](https://discourse.nodered.org/t/http-request-json/52518 "2021-10-26T19:32:06Z")

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Hi everyone. Back to work with NodeRed. I am trying to make a call to an API to know the price of electricity in the different time zones. The problem I have is that the API returns a JSON divided into three parts (the…

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## [Dashboard CSS - Visualising changes during development](https://discourse.nodered.org/t/dashboard-css-visualising-changes-during-development/52664)

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**Author:** [@letshin](https://discourse.nodered.org/u/letshin)\
**Replies:** 8\
**Last updated:** [26 October 2021 18:09 UTC](https://discourse.nodered.org/t/dashboard-css-visualising-changes-during-development/52664 "2021-10-26T18:09:14Z")

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Hi. Wanted to ask during CSS changes how do people visualise changes. Uploading changes and reloading the webpage takes forever. Is there a way to get a 'dummy' html/css onto jsfiddle and edit the css from there before…

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## [Double clicking to bring up configuration doesn't work](https://discourse.nodered.org/t/double-clicking-to-bring-up-configuration-doesnt-work/52769)

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**Author:** [@unsounddabbit](https://discourse.nodered.org/u/unsounddabbit)\
**Replies:** 1\
**Last updated:** [26 October 2021 16:26 UTC](https://discourse.nodered.org/t/double-clicking-to-bring-up-configuration-doesnt-work/52769 "2021-10-26T16:26:38Z")

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When I double click to bring up the configuraion of any node I get the following error in the console and nothing happens in the interface. I'm running Node-Red in docker. Uncaught TypeError: Cannot read properties of …

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## [Node-red-contrib-ifttt : IFTTT Read error](https://discourse.nodered.org/t/node-red-contrib-ifttt-ifttt-read-error/52759)

<div class="topic-metadata">

**Author:** [@GED8006](https://discourse.nodered.org/u/GED8006)\
**Replies:** 2\
**Last updated:** [26 October 2021 15:49 UTC](https://discourse.nodered.org/t/node-red-contrib-ifttt-ifttt-read-error/52759 "2021-10-26T15:49:40Z")

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Hello, I want to control my fujitsu heat pump. No node seems to exist to control my device. So I want to go through IFTTT. I installed node-red-contrib-ifttt. Communication is not very stable. I often get the error mess…

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## [Switch debounce - switching animation](https://discourse.nodered.org/t/switch-debounce-switching-animation/52710)

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**Author:** [@bubuq3](https://discourse.nodered.org/u/bubuq3)\
**Replies:** 1\
**Last updated:** [26 October 2021 15:41 UTC](https://discourse.nodered.org/t/switch-debounce-switching-animation/52710 "2021-10-26T15:41:00Z")

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Hello I got the problem like on the video: switches animation ON-OFF-ON or OFF-ON-OFF in HA interface. is there i can do it about it? the video shows the problem. I used debounce node but didnt help ;/ got this func…

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## [Style normal buttons to match the multistate-switch](https://discourse.nodered.org/t/style-normal-buttons-to-match-the-multistate-switch/52534)

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**Author:** [@BartButenaers](https://discourse.nodered.org/u/BartButenaers)\
**Replies:** 8\
**Last updated:** [26 October 2021 15:17 UTC](https://discourse.nodered.org/t/style-normal-buttons-to-match-the-multistate-switch/52534 "2021-10-26T15:17:20Z")

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Hi folks, Some users have been asking us if we could add a button-like-behaviour to our node-red-contrib-multistate-switch. But of course - like @dceejay already mentioned - a switch is not a button... But to make sur…

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## [Help: Cannot Delopy Node-Red to Cloud Foundry with Lite Account (worked before)](https://discourse.nodered.org/t/help-cannot-delopy-node-red-to-cloud-foundry-with-lite-account-worked-before/52762)

<div class="topic-metadata">

**Author:** [@skyegao](https://discourse.nodered.org/u/skyegao)\
**Replies:** 1\
**Last updated:** [26 October 2021 15:02 UTC](https://discourse.nodered.org/t/help-cannot-delopy-node-red-to-cloud-foundry-with-lite-account-worked-before/52762 "2021-10-26T15:02:19Z")

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Hi! I have created my IBM in March 2021 and have been using Node-RED with it since then. In August I was working on a project that needs to use MongoDB node. There were some incompatibilities with Node-Red version & Mon…

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## [MySQL data transfer to MSSQL](https://discourse.nodered.org/t/mysql-data-transfer-to-mssql/52736)

<div class="topic-metadata">

**Author:** [@idlvpfk](https://discourse.nodered.org/u/idlvpfk)\
**Replies:** 26\
**Last updated:** [26 October 2021 13:26 UTC](https://discourse.nodered.org/t/mysql-data-transfer-to-mssql/52736 "2021-10-26T13:26:35Z")

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Good morning, Again im here for help! What Im trying to achieve: Task is to import all MySQL entries into MSSQL server. Whenever user fills php form these data must be sent to MySQL and MSSQL. Where Im stucked now: …

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## [🎉 Node-RED 2.1.1 released](https://discourse.nodered.org/t/node-red-2-1-1-released/52554)

<div class="topic-metadata">

**Author:** [@knolleary](https://discourse.nodered.org/u/knolleary)\
**Replies:** 31\
**Last updated:** [26 October 2021 09:51 UTC](https://discourse.nodered.org/t/node-red-2-1-1-released/52554 "2021-10-26T09:51:17Z")

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I have just released Node-RED 2.1.1 - this fixes an issue with the TypedInput widget that prevented some options from being selected in the Inject and Trigger nodes (and elsewhere I'm sure). I've also fixed the welcome …

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## [Node-red upgrade delete flow file](https://discourse.nodered.org/t/node-red-upgrade-delete-flow-file/52728)

<div class="topic-metadata">

**Author:** [@jmorris644](https://discourse.nodered.org/u/jmorris644)\
**Replies:** 13\
**Last updated:** [26 October 2021 09:16 UTC](https://discourse.nodered.org/t/node-red-upgrade-delete-flow-file/52728 "2021-10-26T09:16:58Z")

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I just upgraded node-red to the newest version and now my flow files are gone. I desperately need to get them back. They are not in the .node-red directory.

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